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Steel grades

Application: Line pipe for oil and other combustible liquids, natural gas and other gaseous media
Standard: DIN 1626 (obsolete)
Designation of material: St 52.0
General
Material number: 1.0421
Former designation: -
Mechanical properties
Yield strength Rp0,5 MPa (in PSI): Min: 355 (51 500) Max: -
Tensile strength Rm MPa (in PSI): Min: 500 (72 500)** Max: 650 (94 300)
Elongation (% min.): transverse: 19 longitudinal: 21
Impact strength:
Test temperature in °C:
Min. average impact energy in J:
*
transverse: *
 
longitudinal: *
Hardness (max. HRC): -
Chemical composition
Content in mass-%:
Quality: Min: Max:
C: - 0.22
Si: - 0.55**
Mn: - 1.7**
P: - 0.04
S: - 0.035
Nb: - -
V: - -
Al total: 0.02 -
Ti: - -
Cr: - -
Ni: - -
Mo: - -
Cu: - -
N: - -
CEV max in %: -
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